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Location
Site Location Map
Welsh Water
Cardiff WWTW. Operating Manual
1. 1
Site Location Map
National Grid Reference: Asset No.: ST 213 758 33785
Cardiff WWTW
Directions Heading West along M4, turn onto A48 at Junction 29. After approx. 2 miles turn left onto A4161. After approx. 1 mile continue on A4232. After approx. 2 miles at roundabout, take second exit onto Rover Way towards the Docks. At 1st roundabout turn left onto Tide Fields Road. Entrance to Works is 20 metres along Tide Fields Road.
WOL 33785-01, Issue: 01, 27 March 2003
B- 1.1 Page 1 of 1
PART B. WORKS INFORMATION
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Location
Site Precautions
Welsh Water
Cardiff WWTW. Operating Manual
1. 2
Site Precautions
There is a Site speed limit 15 mph and all vehicles entering the site must travel through a security post where the vehicle details are recorded. The site assembly point is located outside the main office block on the grassed area. All persons visiting the site must sign in and out; the works visitor log book is located in the entrance hallway to the operations block.
WOL 33785-01, Issue: 01, 27 March 2003
B- 1.2 Page 1 of 1
PART B. WORKS INFORMATION
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Works Description
Works Description
Welsh Water
Cardiff WWTW. Operating Manual
2. 1
Works Description
Cardiff waste water treatment works is designed to serve Cardiff and the surrounding valleys. Raw sewage is treated before being discharged into the Bristol Channel from a 4km long sea outfall. • Population Equivalent • Dry Weather Flow • Flow to Full Treatment = 888,250 = 4,540 l/sec = 6,060 l/sec
The Works receives flow from two stations (Central PS and Interceptor tunnel Inlet PS), the interceptor tunnel collects flows from Eastern District PS, Rhymney Valley Storm Works and Western Valley Storm Works, each equipped with 6 mm Rotamat storm screens. Flows are pumped into the works via either the main inlet